Rocky Mountain ALTITUDE 29 2011 VS K2 PROFLEX 4000 SE 1998 specs comparison

Rocky Mountain Altitude 29

General Infos

Model	Altitude 29
Manufacturer	Rocky Mountain
Year of production	2011
Current price	Check price Here ==>
Color choice	-White
Sizes	- Small - Medium - Large - Extra large
Sizes	- Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	Rear: 29 X 2.25 (inches) Maxxis Ardent Front: 29 X 2.4 (inches) Maxxis Ardent
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Shimano BL-M505 Levers Shimano BR-M445 Hydraulic Disc Brakes
Hubs for disc brakes	Rear: Shimano M529 Front: Wheeltech XC Sealed
Rims manufacturer	WTB Speed Disc
Spoke nipples type	Not Available
Spoke wheel	DT Swiss Champion

Frame and Body Specs

Frame materials	FORM 7005 Aluminum
Frame type	Aluminum
Handlebar construction	RMB Zero 5
Handlebar extender	Optional
Handlebar stem details	RMB L7
Headset size	FSA Orbit Z1.5 Lower and FSA ZS-4D ACB Upper

Gearing Specifications

Bicycle chain	Shimano HG53
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Deore Hollowtech II
Crankset parts and sizes	44/32/22t Teeth Shimano FC-M590
Gear shift levers	Shimano Deore Rapid Fire
Rear gear set	12 - 36 Teeth 9-speed

Rocky Mountain Altitude 29 Fork System Data

Derailleur (Front)	Direct Mount Shimano SLX
Derailleur (Rear)	Shimano SLX
Fork material	Not Available
Fork type	120 (millimeters) Travel RockShox Reba RL 29

Other Specs of Rocky Mountain Altitude 29

Component group sets	Shimano Mix
Pedals details	Shimano PD-M505
Rear shock absorber	115 (millimeters) Travel Fox Float R
Saddle seat	WTB Rocket V Comp
Seat post extension	30.9 (millimeters) Diameter RMB L2B

K2 ProFlex 4000 SE

General Infos

Model	ProFlex 4000 SE
Manufacturer	K2
Year of production	1998
Current price	Check price Here ==>
Color choice	- red -Blue
Sizes	- Large - medium - small - way big

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Panaracer Duster II Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore XT Levers Shimano Deore XT V-Brake Brakes
Hubs for disc brakes	Shimano Deore LX
Rims manufacturer	32-hole Sun Rims Sub 342
Spoke nipples type	Alloy Nipples
Spoke wheel	1.8 (millimeters) Double-butted DT Stainless Steel

Frame and Body Specs

Frame materials	Double-butted 7000 Aluminum
Frame type	TIG-welded
Handlebar construction	Titec Enduro 141
Handlebar extender	Aluminum
Handlebar stem details	Aluminum
Headset size	1 1/8 (inches) Aheadset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs PC-51
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Shimano BB-UN72
Crankset parts and sizes	22/32/42 Teeth Shimano Deore LX
Gear shift levers	Shimano Deore XT RapidFire SL
Rear gear set	11 - 30 Teeth 8-speed

K2 ProFlex 4000 SE Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Deore LX Top-swing
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Linkage Crown Aluminum
Fork type	Noleen Cross-Link CS

Other Specs of K2 ProFlex 4000 SE

Component group sets	Shimano Deore XT
Pedals details	K2 Mag C
Rear shock absorber	4.0 (inches) Travel K2 Smart Shock
Saddle seat	Selle Royal
Seat post extension	27.2 (millimeters) Diameter Titec PG